/* Case study pages — reuses tokens from ../styles.css */
.cs-top { border-bottom: 1px solid var(--border); background: var(--bg); }
.cs-top__inner { display: flex; justify-content: space-between; align-items: center; height: 64px; }
.cs-top__name { font-family: var(--font-display); font-weight: 700; font-size: 20px; }
.cs-top nav { display: flex; gap: 24px; font-size: 15px; color: var(--ink-2); }
.cs-top nav a:hover { color: var(--accent); }

.cs-article { max-width: 780px; padding-top: 64px; padding-bottom: 96px; }
.cs-article h1 { font-size: clamp(34px, 5vw, 52px); margin: 12px 0 20px; }
.cs-lede { font-size: 20px; line-height: 1.55; color: var(--ink-2); }

.cs-meta {
  display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px;
  margin: 32px 0 8px; padding: 20px 24px; font-size: 15px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
}
.cs-meta dt { color: var(--ink-3); font-weight: 600; }
.cs-meta dd { color: var(--ink-2); }

.cs-article section { margin-top: 56px; }
.cs-article h2 { font-family: var(--font-display); font-weight: 600; font-size: clamp(26px, 3.2vw, 32px); line-height: 1.2; margin-bottom: 16px; }
.cs-article h3 { font-size: 18px; font-weight: 600; margin: 28px 0 8px; }
.cs-article p { color: var(--ink-2); margin-bottom: 14px; }
.cs-article ul { list-style: disc; padding-left: 22px; color: var(--ink-2); }
.cs-article li { margin-bottom: 12px; }
.cs-article li::marker { color: var(--accent); }
.cs-article strong { color: var(--ink); }
.cs-article a:not(.btn) { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.cs-table-wrap { overflow-x: auto; }
.cs-article table { width: 100%; border-collapse: collapse; font-size: 15px; }
.cs-article th, .cs-article td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.cs-article th { font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); }
.cs-article td:first-child { white-space: nowrap; color: var(--ink-3); }

.cs-flow {
  margin: 8px 0 20px; padding: 16px; overflow-x: auto; font-size: 13px; line-height: 1.55;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
}
.cs-back { margin-top: 64px; }

@media (max-width: 600px) {
  .cs-meta { grid-template-columns: 1fr; gap: 2px; }
  .cs-meta dd { margin-bottom: 10px; }
  .cs-top nav { gap: 14px; }
}